{"product_id":"uvex-s3970d-stealth-otg-safety-goggles-clear-dura-streme","title":"Uvex S3970D Stealth OTG Safety Goggles — Clear Dura-Streme","description":"\u003cp\u003eThe \u003cstrong\u003eUvex S3970D Stealth OTG Safety Goggles with Clear Dura-Streme lens\u003c\/strong\u003e deliver professional-grade eye protection specifically engineered for workers who wear prescription eyewear on the job. As an Over-The-Glasses (OTG) goggle, the S3970D features a larger-than-standard frame cavity that comfortably accommodates a wide range of prescription spectacle frames — eliminating the discomfort, lens distortion, and compliance failures that occur when standard-fit goggles are forced over eyeglasses. The Dura-Streme dual-coat lens treatment applies anti-fog and scratch-resistant protection to \u003cem\u003eboth\u003c\/em\u003e the interior and exterior lens surfaces, providing all-day optical clarity in humid, high-temperature, and physically demanding industrial environments. Compliant with ANSI\/ISEA Z87.1 and meeting OSHA 29 CFR 1910.133 requirements, the S3970D belongs on any procurement list where prescription-wearing workers face impact, splash, or particulate hazards.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOTG Frame Design:\u003c\/strong\u003e Enlarged interior cavity sized explicitly to fit over standard prescription spectacle frames without pressure points or lateral squeeze — the defining difference between the S3970D and the standard-fit S3960D Stealth goggle.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDura-Streme Dual-Coat Lens:\u003c\/strong\u003e Scratch-resistant and anti-fog coating applied to both the inside and outside polycarbonate lens surfaces — double the protection of single-side coatings and longer service life in abrasive environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndirect Ventilation System:\u003c\/strong\u003e Perimeter vents allow continuous airflow to reduce fogging while blocking the direct pathway for liquid splashes, chemical mists, and fine particulates — essential in chemical, pharmaceutical, and wet-process industrial settings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSoft, Flexible Frame Body:\u003c\/strong\u003e The Stealth platform uses a pliable thermoplastic frame that conforms to facial contours, forming a secure seal even over the temples of prescription eyewear without creating pressure hot spots.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Head Strap:\u003c\/strong\u003e Single-piece elastic strap with easy-slide adjustment fits a wide range of head sizes and accommodates hoods, hard hat suspensions, and hearing protection without sacrificing fit stability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClear Polycarbonate Lens:\u003c\/strong\u003e High-impact, optically clear polycarbonate provides excellent visual acuity for indoor and mixed-light environments with inherent UV protection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eANSI Z87.1 Certified:\u003c\/strong\u003e Tested and rated for high-impact protection, optical quality, and UV transmission requirements under the current ANSI\/ISEA Z87.1 standard.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eS3970D\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eFrame Style\u003c\/td\u003e\n\u003ctd\u003eOver-The-Glasses (OTG) Goggle\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eLens Color\u003c\/td\u003e\n\u003ctd\u003eClear\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eLens Material\u003c\/td\u003e\n\u003ctd\u003ePolycarbonate\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eAnti-Fog Coating\u003c\/td\u003e\n\u003ctd\u003eDura-Streme (both surfaces — dual coat)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eVentilation\u003c\/td\u003e\n\u003ctd\u003eIndirect\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eUV Protection\u003c\/td\u003e\n\u003ctd\u003eUV 400 (99.9% UV-A and UV-B blockage)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eANSI\/ISEA Z87.1\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eStrap\u003c\/td\u003e\n\u003ctd\u003eAdjustable elastic, single-piece\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eFrame Material\u003c\/td\u003e\n\u003ctd\u003eThermoplastic elastomer\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003ePrimary Application\u003c\/td\u003e\n\u003ctd\u003eIndustrial, chemical, laboratory — workers wearing prescription eyewear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eDetailed Description\u003c\/h2\u003e\n\u003cp\u003eThe Uvex Stealth OTG platform was engineered in response to a persistent, well-documented problem in industrial safety: standard-fit goggles placed over prescription spectacles create pressure, distortion, and facial seal gaps that compromise both comfort and protection. Workers forced into this situation frequently push goggles up or remove them entirely, creating exactly the exposure the PPE was designed to prevent. The S3970D addresses this at the design level by building the frame cavity with the extra depth and lateral clearance needed to seat cleanly over most standard spectacle frames.\u003c\/p\u003e\n\n\u003cp\u003eOnce seated, the flexible thermoplastic body of the Stealth platform conforms around the temples and nose bridge of the underlying eyewear, distributing contact pressure evenly rather than concentrating it at the spectacle temples — the most common discomfort point in competing OTG designs. The result is a goggle that prescription-wearing workers actually keep on, which is the most important performance criterion any PPE can meet.\u003c\/p\u003e\n\n\u003cp\u003eThe Dura-Streme coating system is a meaningful upgrade over single-side anti-fog treatments. Most economy goggle lenses receive anti-fog treatment only on the interior surface, where condensation typically forms. The exterior surface is left with basic scratch resistance only. In real working conditions — where workers wipe lenses with gloved hands, where airborne grit contacts the outer lens, and where lens surfaces are repeatedly cleaned — exterior coating wear is significant. Dura-Streme's dual-side application means the lens continues performing visually after the kind of routine contact that degrades single-coat lenses.\u003c\/p\u003e\n\n\u003cp\u003eIndirect ventilation on the S3970D is achieved through baffled perimeter ports that allow thermal convection to pull warm, humid air away from the lens interior without creating a direct channel for liquid or aerosol entry. This design is the correct choice for any environment where splash, mist, or chemical vapor exposure is possible — laboratories, chemical processing floors, pharmaceutical manufacturing, wet grinding, and similar applications. Environments that are strictly dust-without-liquid may use direct ventilation goggles, but indirect is the conservative, universally appropriate choice for mixed-hazard workplaces.\u003c\/p\u003e\n\n\u003ch2\u003eCompliance and Standards\u003c\/h2\u003e\n\u003cp\u003eThe Uvex S3970D is tested and certified to \u003cstrong\u003eANSI\/ISEA Z87.1\u003c\/strong\u003e, the American National Standard for Occupational and Educational Personal Eye and Face Protection Devices. This standard covers high-velocity impact resistance, optical clarity requirements, UV transmission limits, and lens distortion criteria. Employers specifying goggles under \u003cstrong\u003eOSHA 29 CFR 1910.133\u003c\/strong\u003e (General Industry eye protection requirements) should confirm that selected eyewear bears ANSI Z87.1 marking — the S3970D meets this requirement. The goggle's indirect ventilation also aligns with requirements for splash-hazard environments as outlined in OSHA and ANSI guidance for chemical handling operations.\u003c\/p\u003e\n\n\u003ch2\u003eReal-World Benefits\u003c\/h2\u003e\n\u003cp\u003eSafety managers who have deployed the S3970D on mixed-prescription workforces consistently report two outcomes: fewer goggle removal incidents during shift (because comfort is acceptable) and fewer complaints of fogging causing work interruptions. The Dura-Streme dual-coat lens holds up through full shifts in foundry adjacent areas, food processing environments where steam is present, and laboratory settings where temperature differentials between work areas are common. For procurement managers, the OTG S3970D simplifies stock management — rather than maintaining separate goggle SKUs for prescription and non-prescription workers, a single OTG model covers both populations with appropriate comfort for each.\u003c\/p\u003e\n\n\u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical Manufacturing:\u003c\/strong\u003e Indirect ventilation + sealed face contact makes the S3970D appropriate for chemical splash zones; OTG design covers lab-coat workers who routinely wear prescription eyewear.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePharmaceutical Production:\u003c\/strong\u003e Cleanroom and production floor workers with prescription glasses need a compliant OTG solution — the S3970D's indirect ventilation and complete seal address both PPE and contamination control requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLaboratory Environments:\u003c\/strong\u003e Research labs, quality control labs, and industrial test facilities where prescription-wearing technicians handle liquids, solvents, or biological materials.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMetalworking and Machining:\u003c\/strong\u003e Flying particle risk plus prescription eyewear is common in precision machining environments; the S3970D covers both hazard types.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGeneral Industrial \/ Multi-Hazard Sites:\u003c\/strong\u003e As the OTG variant of Uvex's most popular goggle platform, the S3970D is a logical standard-issue choice for sites with a diverse workforce including prescription-eyewear wearers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRelated Products\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/eye-protection\"\u003eFull Eye Protection Collection\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/uvex-s3960d-stealth-safety-goggles-clear-dura-streme\"\u003eUvex S3960D Stealth Safety Goggles — Clear Dura-Streme (Standard Fit)\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/wcsafety.com\/collections\/eye-protection\"\u003eComplete PPE Collection\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/collections\/hard-hats\"\u003eHard Hats Collection\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eWhat is the difference between the Uvex S3970D and the S3960D Stealth goggles?\u003c\/h3\u003e\n\u003cp\u003eThe S3960D is the standard-fit Stealth goggle designed for workers without prescription eyewear. The S3970D is the OTG (Over-The-Glasses) variant, featuring a physically larger interior cavity to accommodate prescription spectacle frames comfortably. Both share the Dura-Streme dual-coat lens and indirect ventilation, but the S3970D's frame geometry is specifically sized for over-glasses use.\u003c\/p\u003e\n\n\u003ch3\u003eWill the S3970D fit over large or thick prescription frame styles?\u003c\/h3\u003e\n\u003cp\u003eThe S3970D accommodates most standard and semi-rimless prescription spectacle frames. Very large frames, oversized fashion eyewear, or extremely thick frame profiles may not fit comfortably. The flexible thermoplastic body provides some accommodation, but workers with unusually large spectacle frames should verify fit with a sample unit before bulk procurement.\u003c\/p\u003e\n\n\u003ch3\u003eWhat does Dura-Streme dual-coat mean, and how is it different from single-side anti-fog?\u003c\/h3\u003e\n\u003cp\u003eDura-Streme is Uvex's coating system that applies both scratch-resistant and anti-fog treatments to both the interior and exterior lens surfaces. Single-side anti-fog coatings treat only the inside surface, leaving the exterior without anti-fog protection. Dura-Streme's dual-coat approach extends lens service life and maintains optical quality through the kind of routine cleaning and incidental contact that rapidly degrades single-coat lenses.\u003c\/p\u003e\n\n\u003ch3\u003eCan the S3970D be used for chemical splash protection?\u003c\/h3\u003e\n\u003cp\u003eYes. The S3970D's indirect ventilation design prevents a direct liquid pathway to the eye while still allowing airflow. This makes it appropriate for chemical splash-risk environments. For extremely aggressive chemical environments with high splash pressure or fine aerosol, a sealed chemical goggle with no ventilation may be more appropriate — consult your chemical hazard assessment.\u003c\/p\u003e\n\n\u003ch3\u003eIs the S3970D OSHA compliant?\u003c\/h3\u003e\n\u003cp\u003eThe S3970D is ANSI\/ISEA Z87.1 certified, which is the standard referenced by OSHA 29 CFR 1910.133 for general industry eye protection. Employers in general industry and construction who require compliant goggles for prescription-eyewear wearers can specify the S3970D to meet this requirement.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I clean Dura-Streme coated lenses without damaging the coating?\u003c\/h3\u003e\n\u003cp\u003eUse clean water rinse or a mild lens cleaning solution with a soft, lint-free cloth or lens tissue. Avoid dry wiping with paper towels, shop rags, or abrasive materials. Do not use solvents or alcohol-based cleaners, which can degrade the coating. Proper cleaning technique is the most significant factor in extending Dura-Streme coating service life.\u003c\/p\u003e\n\n\u003ch3\u003eDoes the S3970D provide UV protection?\u003c\/h3\u003e\n\u003cp\u003eYes. The clear polycarbonate lens of the S3970D provides UV 400 protection, blocking 99.9% of UV-A and UV-B radiation. This meets the UV transmission requirements of ANSI\/ISEA Z87.1 and is appropriate for environments with incidental UV exposure. For extended outdoor UV exposure or welding, additional UV-rated lens protection should be evaluated.\u003c\/p\u003e\n\n\u003ch3\u003eWhat strap system does the S3970D use, and is it compatible with hard hats?\u003c\/h3\u003e\n\u003cp\u003eThe S3970D uses a single-piece adjustable elastic head strap that slides for quick sizing adjustment. The elastic strap is compatible with most hard hat suspensions and can be worn over hoods or balaclava liners. Workers wearing hard hats should route the strap under the hard hat brim or use a goggle clip attachment if their hard hat model supports it.\u003c\/p\u003e","brand":"Uvex","offers":[{"title":"Default Title","offer_id":44039610105944,"sku":"S3970D","price":42.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/1900\/0920\/files\/718x8CZCHYL_5c90732e-a8d9-4f78-9b4e-d1e7bedaf6e2.jpg?v=1777263849","url":"https:\/\/wcsafety.com\/products\/uvex-s3970d-stealth-otg-safety-goggles-clear-dura-streme","provider":"WC Safety","version":"1.0","type":"link"}